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Finding the Fourth Proportional to 366,154.63, 549,021.44 and 195,165.72

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Solution

The fourth proportional to 366,154.63, 549,021.44 and 195,165.72 is: 292,636.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,154.63 : 549,021.44 = 195,165.72 : x
  2. Step 2: Convert to fraction form
    366,154.63/549,021.44 = 195,165.72/x
  3. Step 3: Cross multiply
    366,154.63x = 549,021.44 × 195,165.72
  4. Step 4: Simplify right side
    366,154.63x = 107,150,165,120.95
  5. Step 5: Solve for x
    x = 107,150,165,120.95/366,154.63
  6. Step 6: Final answer
    x = 292,636.38

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.